Credits

Researchers
Michael Anikovich and Andrei Sinitsyn, Russian Academy of Sciences, St. Petersburg, Russia (co-authors)
John Hoffecker, University of Colorado, Boulder, CO (co-author)

Paper
Anikovich, M. V. et al. 2007. Early Upper Paleolithic in Eastern Europe and Implications for the Dispersal of Modern Humans. Science 315, 223–226 (2007).

Data and Images
Artifacts and Kostenki dig site photographs (Courtesy of John Hoffecker, UC Boulder)